coopHeaderCommon.sjs

Enable keyboard shortcuts

function handleRequest(request, response) {

  let { NetUtil } = ChromeUtils.importESModule(

    "resource://gre/modules/NetUtil.sys.mjs"

);

  let query = new URLSearchParams(request.queryString);

  response.setHeader("Cross-Origin-Opener-Policy", "same-origin", false);

  response.setHeader("Cross-Origin-Embedder-Policy", "require-corp", false);

  var fileRoot = query.get("fileRoot");

  // Get the desired file

  var file;

  getObjectState("SERVER_ROOT", function (serverRoot) {

    file = serverRoot.getFile(fileRoot);

});

  // Set up the file streams to read in the file as UTF-8

  let fstream = Cc["@mozilla.org/network/file-input-stream;1"].createInstance(

    Ci.nsIFileInputStream

);

  fstream.init(file, -1, 0, 0);

  // Read the file

  let available = fstream.available();

  let data =

    available > 0 ? NetUtil.readInputStreamToString(fstream, available) : "";

  fstream.close();

  response.write(data);